XADM: Store Stops Referencing Parent Attachment Pointer

SYMPTOMS

   State Dump for Thread Id 0xb4

   v0=00000000 39000003   t0=00000000 00000003   t1=00000000 00760065
   t2=00000000 00000003   t3=00000000 00000018   t4=00000000 11ebf868
   t5=00000000 00001000   t6=00000000 000000e3   t7=00000000 00000004
   s0=00000000 00f7f748   s1=00000000 11ebf8a8   s2=00000000 00000001
   s3=00000000 000003f0   s4=00000000 00000000   s5=00000000 1521e010
   fp=00000000 14ae4db8   a0=00000000 00000000   a1=00000000 37010102
   a2=00000000 00000003   a3=00000000 00000004   a4=00000000 0207c5c0
   a5=00000000 11ebf868   t8=00000000 00002703   t9=ffffffff fffffff6
   t10=00000000 00000001  t11=00000000 00000000   ra=00000000 0207d464
   t12=ffffffff fffff739   at=00000000 0202d4f8   gp=00000000 00000000
   sp=00000000 11ebf820 zero=00000000 00000000 fpcr=08000000 00000000
   SoftFpcr=00000000 00000000  fir=0210acd0
   psr=00000003
   mode=1 ie=1 irql=0
   function: PstreamFromPtag
           0210aca8: 44207802 xor     t0,#3,t1
           0210acac: e4400004 beq     t1,0210acc0  PstreamFromPtag+30
           0210acb0: 44209801 xor     t0,#4,t0
           0210acb4: e4200002 beq     t0,0210acc0  PstreamFromPtag+30
           0210acb8: 47ff0400 bis     zero,zero,v0
           0210acbc: 6bfa8001 ret     zero,(ra),1  CACHE::EcCacheOneProp+b4
           0210acc0: a0500014 ldl     t1,14(a0)
           0210acc4: a0100018 ldl     v0,18(a0)
           0210acc8: 47ff0410 bis     zero,zero,a0
           0210accc: ec400012 ble     t1,0210ad18  PstreamFromPtag+88
   FAULT ->0210acd0: a0600000 ldl     t2,0(v0)
           0210acd4: 44605105 bic     t2,#2,t4
           0210acd8: 44605004 and     t2,#2,t3
           0210acdc: a0a50008 ldl     t4,8(t4)
           0210ace0: 48a402c4 extwl   t4,t3,t3
           0210ace4: 44813804 xor     t3,#9,t3
           0210ace8: f4800007 bne     t3,0210ad08  PstreamFromPtag+78
           0210acec: a0a3002c ldl     t4,2c(t2)
           0210acf0: 4a21f624 zapnot  a1,#f,t3
           0210acf4: 48a1f625 zapnot  t4,#f,t4
           0210acf8: 48821684 srl     t3,#10,t3
           0210acfc: 48a21685 srl     t4,#10,t4

   *----> Stack Back Trace <----*

   FramePtr ReturnAd Param#1  Param#2  Param#3  Param#4  Function Name
   11ebf820 0207d464 00000000 37010102 00000003 00000004
store!PstreamFromPtag
   11ebf820 02100ef4 00f7f748 00000000 00000001 00000004
store!CACHE::EcCacheOneProp
   11ebf880 02106fdc 00f7f748 00000004 00000000 00000004
store!ATTACH::EcSetOneProp
   11ebf8c0 02106314 151e76f0 00000000 00000000 00000004
store!STREAM::EcFlushWriteCache
   11ebf940 0202d500 151e76f0 00000000 00000000 00000004
store!STREAM::~STREAM
   11ebf960 020eee44 151e76f0 00000000 00000000 00000004 store!UNK::Delete
   11ebf970 0215c3b4 188763f0 00000000 11ebf9f0 00000004 store!EcReleaseOp
   11ebf9b0 02170814 188763f0 00000000 11ebf9f0 00000004 store!EcRpc
   11ebfa50 77d33040 188763f0 188763f0 254a77c2 00003c00 store!EcDoRpc
   11ebfa90 77d33044 188763f0 188763f0 254a77c2 00003c00
rpcrt4!_NULL_IMPORT_DESCRIPTOR
   11ebfa90 00000000 188763f0 188763f0 254a77c2 00003c00
rpcrt4!_NULL_IMPORT_DESCRIPTOR

   *----> Raw Stack Dump <----*
   11ebf820  b8 4d ae 14 00 00 00 00 - 30 f9 eb 11 00 00 00 00
.M......0.......
   11ebf830  0d 00 01 37 00 00 00 00 - 00 00 00 00 00 00 00 00
...7............
   11ebf840  00 00 00 00 00 00 00 00 - 10 e0 21 15 00 00 00 00
..........!.....
   11ebf850  b8 4d ae 14 00 00 00 00 - f8 0e 10 02 00 00 00 00
.M..............
   11ebf860  f0 0d 10 02 74 6c 22 15 - 01 00 00 00 00 00 00 00
....tl".........
   11ebf870  ff 0f 00 00 00 00 00 00 - 01 00 00 00 00 00 00 00
................
   11ebf880  f0 76 1e 15 00 00 00 00 - 00 00 00 00 00 00 00 00
.v..............
   11ebf890  00 00 00 00 00 00 00 00 - 00 00 00 00 00 00 00 00
................
   11ebf8a0  e0 6f 10 02 00 00 00 00 - 02 01 01 37 00 00 00 00
.o.........7....
   11ebf8b0  00 3a 00 00 10 e0 21 15 - ef 41 20 15 00 00 00 00  .:....!..A
.....
   11ebf8c0  f0 76 1e 15 00 00 00 00 - 62 36 00 00 00 00 00 00
.v......b6......
   11ebf8d0  f0 f9 eb 11 00 00 00 00 - a0 0d f6 00 00 00 00 00
................
   11ebf8e0  00 00 00 00 00 00 01 00 - 63 36 00 00 00 00 00 00
........c6......
   11ebf8f0  00 00 00 00 00 00 00 00 - 18 63 10 02 00 00 00 00
.........c......
   11ebf900  00 00 00 00 00 00 00 00 - 6c 51 0f 02 00 00 00 00
........lQ......
   11ebf910  00 00 00 00 00 00 00 00 - ef 41 20 15 00 00 00 00  .........A
.....
   11ebf920  00 00 00 00 00 00 00 00 - 2c 51 0f 02 00 00 00 00
........,Q......
   11ebf930  02 01 01 37 00 00 00 00 - 00 3a 00 00 10 e0 21 15
...7.....:....!.
   11ebf940  f0 76 1e 15 00 00 00 00 - 62 36 00 00 00 00 00 00
.v......b6......
   11ebf950  04 d5 02 02 00 00 00 00 - 63 36 00 00 00 00 00 00
........c6......